Pneumatic tire tread and buttress



FIG. 1 is a perspective view, partly schematic, of a pneumatic tiretread and buttress embodying my new design, it being understood that thepattern is repeated throughout the circumference of the tread andbuttress, as shown schematically by solid lines;

FIG. 2 is an enlarged, fragmentary developemental plan view of the treadand buttress of FIG. 1;

FIG. 3 is an enlarged, sectional view of the tread and buttress, takensubstantially as indicated by line 3--3 of FIG. 2; and

FIG. 4 is an enlarged, fragmentary sectional view of the tread andbuttress, taken substantially as indicated by line 4--4 of FIG. 2.

The ornamental design for a pneumatic tire tread and buttress,substantially as shown and described.